84105244 has 12 divisors (see below), whose sum is σ = 147557704. Its totient is φ = 41945904.

The previous prime is 84105221. The next prime is 84105247. The reversal of 84105244 is 44250148.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84105247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24894 + ... + 28069.

Almost surely, 2^84105244 is an apocalyptic number.

It is an amenable number.

84105244 is a deficient number, since it is larger than the sum of its proper divisors (63452460).

84105244 is a wasteful number, since it uses less digits than its factorization.

84105244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53364 (or 53362 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

The square root of 84105244 is about 9170.8911235496. The cubic root of 84105244 is about 438.1347416677.

The spelling of 84105244 in words is "eighty-four million, one hundred five thousand, two hundred forty-four".